Automatic client reroute registry parameters

DB2_CONNRETRIES_INTERVAL and DB2_MAX_CLIENT_CONNRETRIES are the registry level(db2set) variables that can be configured for Automatic client reroute.

Example::
DB2_CONNRETRIES_INTERVAL=4
DB2_MAX_CLIENT_CONNRETRIES=2
DB2_CONNRETRIES_INTERVAL variable specifies the sleep time between consecutive connection retries, in seconds, for the automatic client reroute feature.This indicates that 2 clientretiries happen with a gap time of 4 seconds before the client rerooute actually happens